Estimates a position to which SnapHelper will try to scroll to in response to a fling. @param layoutManager The {@link RecyclerView.LayoutManager} as

Return the child view that is currently closest to the center of this parent. @param layoutManager The {@link RecyclerView.LayoutManager} associated

Return the child view that is currently closest to the center of this parent. @param layoutManager The {@link RecyclerView.LayoutManager} associated

Looks for an OnItemTouchListener that wants to intercept. <p>Calls {@link OnItemTouchListener#onInterceptTouchEvent(RecyclerView, MotionEvent)} on ea

Returns the first view within this span that is partially or fully visible. Partially visible refers to a view that overlaps but is not fully containe

{@inheritDoc}

Return the ViewHolder for the item in the given position of the data set. Unlike {@link #findViewHolderForLayoutPosition(int)} this method takes into

@deprecated use {@link #findViewHolderForLayoutPosition(int)} or {@link #findViewHolderForAdapterPosition(int)}

@return The final offset amount for children

@return The final offset amount for children

@see RecyclerView#getChildLayoutPosition(android.view.View)

Get the current List - any diffing to present this list has already been computed and dispatched via the ListUpdateCallback. <p> If a <code>null</code

Returns the bounds of the view including its decoration and margins. @param view The view element to check @param outBounds A rect that will rec

Returns the bounds of the view including its decoration and margins. @param view The view element to check @param outBounds A rect that will rec

Returns the measured height of the given child, plus the additional size of any insets applied by {@link ItemDecoration ItemDecorations}. @param chil

Returns the measured width of the given child, plus the additional size of any insets applied by {@link ItemDecoration ItemDecorations}. @param child

Returns the padding at the end of the layout. For horizontal helper, this is the right padding and for vertical helper, this is the bottom padding. Th

@param minPos inclusive @param maxPos exclusive @param gapDir if not 0, returns FSIs on in that direction @param hasUnwantedGapAfter If true, when ful

Gets the current ItemAnimator for this RecyclerView. A null return value indicates that there is no animator and that item changes will happen without

Returns the total number of items in the data set held by the adapter. @return The total number of items in this adapter.

Returns the number of {@link ItemDecoration} currently added to this RecyclerView. @return number of ItemDecorations currently added added to this Re

@return The view type of this ViewHolder.

@hide

Should return a composite flag which defines the enabled move directions in each state (idle, swiping, dragging). <p> Instead of composing this flag m

Returns the size of the new list. @return The size of the new list.

Returns the size of the old list. @return The size of the old list.

Return the current scrolling state of the RecyclerView. @return {@link #SCROLL_STATE_IDLE}, {@link #SCROLL_STATE_DRAGGING} or {@link #SCROLL_STATE_SE

Returns the index of the group this position belongs. <p> For example, if grid has 3 columns and each item occupies 1 span, span group index for item

Returns the final span index of the provided position. <p> If you have a faster way to calculate span index for your items, you should override this m

Defines the minimum velocity which will be considered as a swipe action by the user. <p> You can increase this value to make it harder to swipe or dec

Returns the fraction that the user should move the View to be considered as swiped. The fraction is calculated with respect to RecyclerView's bounds.

Defines the maximum velocity ItemTouchHelper will ever calculate for pointer movements. <p> To consider a movement as swipe, ItemTouchHelper requires

Obtain a view initialized for the given position. This method should be used by {@link LayoutManager} implementations to obtain views to represent da

Checks for gaps if we've reached to the top of the list. <p> Intermediate gaps created by full span items are tracked via mLaidOutInvalidFullSpan fiel

Returns whether there are pending adapter updates which are not yet applied to the layout. <p> If this method returns <code>true</code>, it means that

Called by the ItemTouchHelper when user is dragging a view out of bounds. <p> You can override this method to decide how much RecyclerView should scro

returns end position for invalidation.

@return true if RecyclerView is currently in the state of smooth scrolling.

Returns whether the specified view lies within the boundary condition of its parent view. @param child The child view to be checked. @param boundsFlag

Measures a child with currently known information. This is not necessarily the child's final measurement. (see fillChunk for details). @param view Th

Checks if we should swap w/ another view holder.

Similar to {@link RecyclerView#scrollByInternal(int, int, MotionEvent, int)}, but fully participates in nested scrolling "end to end", meaning that it

Returns a new {@link ItemHolderInfo} which will be used to store information about the ViewHolder. This information will later be passed into <code>an

Offset the bounds of all child views by <code>dx</code> pixels. Useful for implementing simple scrolling in {@link LayoutManager LayoutManagers}. @pa

Offset the bounds of all child views by <code>dy</code> pixels. Useful for implementing simple scrolling in {@link LayoutManager LayoutManagers}. @pa

Notifies when all pending or running animations in an ItemAnimator are finished.

Called when an item view is attached to this RecyclerView. <p>Subclasses of RecyclerView may want to perform extra bookkeeping or modifications of ch

Called by ItemTouchHelper on RecyclerView's onDraw callback. <p> If you would like to customize how your View's respond to user interactions, this is

Called by ItemTouchHelper on RecyclerView's onDraw callback. <p> If you would like to customize how your View's respond to user interactions, this is

Called after the current List has been updated. @param previousList The previous list. @param currentList The new current list.